Finding the Fourth Proportional to 96,873,471.60, 133,717,780.44 and 57,727,525.92
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Solution
The fourth proportional to 96,873,471.60, 133,717,780.44 and 57,727,525.92 is: 79,683,286.96
Step by Step Solution
- Step 1: Write the proportion equation
96,873,471.60 : 133,717,780.44 = 57,727,525.92 : x - Step 2: Convert to fraction form
96,873,471.60/133,717,780.44 = 57,727,525.92/x - Step 3: Cross multiply
96,873,471.60x = 133,717,780.44 × 57,727,525.92 - Step 4: Simplify right side
96,873,471.60x = 7,719,196,636,314,969 - Step 5: Solve for x
x = 7,719,196,636,314,969/96,873,471.60 - Step 6: Final answer
x = 79,683,286.96
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.